235981520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{155251}}^1$

素因数の和:155283

約数の個数: 40

約数和(自身を含む): 577537440

約数和(自身を除く): 341555920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 155251, 310502, 621004, 776255, 1242008, 1552510, 2484016, 2949769, 3105020, 5899538, 6210040, 11799076, 12420080, 14748845, 23598152, 29497690, 47196304, 58995380, 117990760, 235981520]

約数ペア:

[(1, 235981520), (2, 117990760), (4, 58995380), (5, 47196304), (8, 29497690), (10, 23598152), (16, 14748845), (19, 12420080), (20, 11799076), (38, 6210040), (40, 5899538), (76, 3105020), (80, 2949769), (95, 2484016), (152, 1552510), (190, 1242008), (304, 776255), (380, 621004), (760, 310502), (1520, 155251)]